945837290644 has 12 divisors (see below), whose sum is σ = 1662637750144. Its totient is φ = 470797933464.

The previous prime is 945837290639. The next prime is 945837290647. The reversal of 945837290644 is 446092738549.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945837290647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 530176962 + ... + 530178745.

Almost surely, 2^945837290644 is an apocalyptic number.

It is an amenable number.

945837290644 is a deficient number, since it is larger than the sum of its proper divisors (716800459500).

945837290644 is a wasteful number, since it uses less digits than its factorization.

945837290644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060355934 (or 1060355932 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 61.

The spelling of 945837290644 in words is "nine hundred forty-five billion, eight hundred thirty-seven million, two hundred ninety thousand, six hundred forty-four".